Analysis
- max time kernel
149s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/10/2026, 03:27
Static task
static1
Behavioral task
behavioral1
Sample
2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe
Resource
win11ltsc2024-20260911-en
General
- Target 2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe
- Size 1.4MB
- Sample261030-dzykysat2r
- SHA256 5210416c690cb18d12405bfcf7c24f09eb3e6bfc5ddb4f4c97ec2f72a2dd06c0
- MD5 609a6d6154694892dbe5c6b82802ff55
- SHA1 95d538789c604de57d567802778bb5075345a4f0
- SHA512 b9bb55f8e9a867c47e2554124e8b1760a3ed94aeeba3691ea9ce52fee140aaeb24e91c4ba26b371f02f780db673d3c5e3af3d3279fd8bc4cbb83be17c6ce750b
- SSDEEP 24576:CBcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBE:CBPBiRe6NrfMn2
- TLSH T178659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 2 IoCs
pid Process 1724 RobloxGameClientHandler.exe 1184 RobloxGameClientHandler.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1696934516-3600988056-1840298893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RobloxGameClientHandler.exe = "C:\\Users\\Admin\\AppData\\Local\\Roblox\\GameClientHandler\\RobloxGameClientHandler.exe" 2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe - Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 2 IoCs
When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RobloxGameClientHandler.exe - NTFS ADS 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe:Zone.Identifier 2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe File opened for modification C:\Users\Admin\AppData\Local\Temp\2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe:Zone.Identifier 2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1724 RobloxGameClientHandler.exe 1724 RobloxGameClientHandler.exe 1724 RobloxGameClientHandler.exe 1724 RobloxGameClientHandler.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1724 wrote to memory of 1184 1724 RobloxGameClientHandler.exe 105
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-28_609a6d6154694892dbe5c6b82802ff55_amadey_elex_hellokitty_luca-stealer_njrat.exe"1⤵
- Adds Run key to start application
- Subvert Trust Controls: Mark-of-the-Web Bypass
- System Location Discovery: System Language Discovery
- NTFS ADS
PID:3144
-
C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exeC:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe"C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1184
-
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Roblox\GameClientHandler\RobloxGameClientHandler.exe
- Size 1.4MB
- SHA256 a84dc6361be7656b083e21c737ffa3e8c79bb9978d5fc160a5043e445d1f12ba
- MD5 4b3e925b6dbcfe696f20acdd7af245ff
- SHA1 5079f5f3c6434a2ae9d77c7a2dd361bba0433ea9
- SHA512 04bc00599725fbecbdd7ab7b51fcdbf8d5fdeaf725333ef29b6fadcc0314a1afeafc0184b4bf841717c65c67d1c33807ebb7e9e9c53da299200f2e134edc31ab
- SSDEEP 24576:8BcVS7OfSt5QbrxsSejdXg1zQw3rR0oQG7d6nBc:8BPBiRe6NrfMnu
- TLSH T1CB659D06B28A43FDC5E311B8FE29B2E39876952D637B61F3606C425814309FB16EB3D5
- MD5 SHA1 SHA512 SSDEEP TLSH